Some undecidable problems involving the edge-coloring and vertex-coloring of graphsStefan A. Burr · 1984

The incidence coloring number of Halin graphs and outerplanar graphsShu-Dong Wang; Dong-Ling Chen; Shan-Chen Pang · 2002

Game coloring the Cartesian product of graphsXuding Zhu · 2008

On the dynamic coloring of graphsMeysam Alishahi · 2011

On -coloring of the Kneser graphsRamin Javadi; Behnaz Omoomi · 2009

Coloring the Cartesian Sum of GraphsDaphne Liu; Xuding Zhu · 2005

On the total coloring of certain graphsM. Rosenfeld · 1971

2-Isomorphic GraphsHassler Whitney · American Journal of Mathematics · 1933

Differentiable even functionsWhitney, Hassler · Duke Mathematical Journal · 1943

Elementary Structure of Real Algebraic VarietiesHassler Whitney · Annals of Mathematics (Second Series) · 1957

Tangents to an Analytic VarietyHassler Whitney · Annals of Mathematics (Second Series) · 1965

Regular Families of CurvesHassler Whitney · Annals of Mathematics (Second Series) · 1933

Sphere-SpacesHassler Whitney · Proceedings of the National Academy of Sciences of the United States of America · 1935

Complexes of ManifoldsHassler Whitney · Proceedings of the National Academy of Sciences of the United States of America · 1947

Two Empires or Three?Ernst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1998

The Objects of SelectionErnst Mayr · Proceedings of the National Academy of Sciences of the United States of America · 1997

Generalized Riemannian GeometryLuther P. Eisenhart · Proceedings of the National Academy of Sciences of the United States of America · 1962

On Monothetic GroupsPaul R. Halmos and H. Samelson · Proceedings of the National Academy of Sciences of the United States of America · 1942

Stochastic Speculative PricePaul A. Samuelson · Proceedings of the National Academy of Sciences of the United States of America · 1971

Supplement || Front MatterProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Biological Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983

Supplement || Physical Sciences Subject IndexProceedings of the National Academy of Sciences of the United States of America · 1983